Home / 53,893,261.80-80,839,892.70-47,941,122.60

Finding the Fourth Proportional to 53,893,261.80, 80,839,892.70 and 47,941,122.60

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Solution

The fourth proportional to 53,893,261.80, 80,839,892.70 and 47,941,122.60 is: 71,911,683.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,893,261.80 : 80,839,892.70 = 47,941,122.60 : x
  2. Step 2: Convert to fraction form
    53,893,261.80/80,839,892.70 = 47,941,122.60/x
  3. Step 3: Cross multiply
    53,893,261.80x = 80,839,892.70 × 47,941,122.60
  4. Step 4: Simplify right side
    53,893,261.80x = 3,875,555,206,901,545.50
  5. Step 5: Solve for x
    x = 3,875,555,206,901,545.50/53,893,261.80
  6. Step 6: Final answer
    x = 71,911,683.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.